Bailey tries to purge himself of all his past flings at a chance for a real relationship. Lacey and DJ write to each other during DJ's absence. Wavesync works with the Surfrider Foundation. Justin and Liz's Fire begins to spark. Vin and Kai try to talk. Dawn realizes that she has more in common with Bailey than she thinks. Birdie shows why she has the name. Vin's girlfriend realizes that Kai isn't as meek as she thinks. Shoe introduces Sofia to Justin